CN210656201U - Multi-filter-element water purifying device - Google Patents
Multi-filter-element water purifying device Download PDFInfo
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- CN210656201U CN210656201U CN201920956462.9U CN201920956462U CN210656201U CN 210656201 U CN210656201 U CN 210656201U CN 201920956462 U CN201920956462 U CN 201920956462U CN 210656201 U CN210656201 U CN 210656201U
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Abstract
The utility model discloses a multi-filter core purifier, its characterized in that: comprises a water inlet pump, a water inlet electromagnetic valve, a multi-filter-element filtering membrane unit, a water production electromagnetic valve, a backwashing electromagnetic valve, a sewage discharge electromagnetic valve, a backwashing pump, a water production tank and a control unit; external water source loops through the inlet tube of intake pump and water inlet solenoid valve intercommunication multi-filter element filtration membrane unit, and the blowdown solenoid valve is located on multi-filter element filtration membrane unit's blow off pipe, and the pond is produced through producing water solenoid valve intercommunication to the product pond of water mouth that loops through backwash solenoid valve and backwash pump intercommunication, the control unit with above-mentioned intake pump, the solenoid valve of intaking, produce water solenoid valve, backwash solenoid valve, blowdown solenoid valve and backwash pump electricity are connected.
Description
Technical Field
The utility model particularly relates to a multi-filter-element water purifying device.
Background
In order to meet the water requirements of different industries, the water purifier is widely applied to the industrial and civil fields. The existing single-stage water purifier consists of a membrane shell and a single filter element, wherein the membrane shell is provided with a water inlet and a water outlet, and the filter element is arranged inside the shell and is generally used for pre-filtration. In order to improve the quality of produced water, a plurality of single-stage water purifiers are generally connected in series to form a multi-stage filter, a filter element is generally PP cotton, active carbon, an ultrafiltration membrane, a nanofiltration membrane or a reverse osmosis membrane, raw water is subjected to multi-stage filtration, and the water quality is gradually improved. In order to improve the water yield, a plurality of single-stage water purifiers are generally used in parallel. However, a plurality of single-stage water purifiers are connected in parallel, so that the number of the shells is large, the pipeline connection is complex, the occupied area is large, and the assembly, the disassembly and the washing are very inconvenient. Therefore, some filter devices with multiple filter elements connected in parallel are available on the market.
CN 207950834U discloses a cross-flow type ceramic membrane filter, the affiliated barrel is inside to be equipped with dismantled and assembled upper flower plate, lower flower plate and locate a plurality of ceramic membrane filter tubes between upper flower plate and lower flower plate, every ceramic membrane filter tube is filtered the branch union coupling by at least two ceramic membranes and is formed, ceramic membrane filters and connects through O type staple bolt between the branch union coupling, carries out high accuracy filtration to the raw water directly through multichannel ceramic membrane filter tube, and rough filtration, fine filtration once accomplish, and the automatic online recoil cleaning ceramic membrane of equipment filtration process, ceramic membrane filter tube is difficult for blockking up, and flow retentivity is good. However, the cross-flow ceramic membrane filter is suitable for the industrial field, raw water flows to the bottom of the cross-flow ceramic membrane filter from the inner surface of the ceramic membrane filter pipe for circulation, membrane pollution is relieved by means of high membrane surface flow velocity, energy consumption is high, and the sealing requirements on pipelines and equipment are high; the ceramic membrane filter pipe needs to be simultaneously connected with the upper pattern plate and the lower pattern plate in a nested manner, and the requirements on the straightness and the installation precision of the ceramic membrane filter pipe are high; each ceramic membrane filtering pipe is formed by connecting at least two ceramic membrane filtering branch pipes, and the ceramic membrane filtering branch pipes are connected through an O-shaped hoop, so that the risk of breakage is caused; the filter controls back flushing through differential pressure, and the requirement on electrical control is high.
CN107684766B discloses a multi-filter element parallel water purifier, set up a plurality of filter element subassemblies, be used for driving the actuating mechanism and the brush subassembly of filter element subassembly, can self-cleaning filter core, but this water purifier structure is complicated, and the part is various, and the equipment is difficult, is unfavorable for the marketization to be used.
CN201404722Y discloses a novel ceramic water filtering device, which comprises a shell and a plurality of ceramic filter elements connected in parallel, and has the advantages of simple structure, low cost, small occupied area, convenient assembly, convenient disassembly and washing, etc., but the filter elements of the device are only single-layer, the space utilization rate is low, and the water yield is low; the filter element is arranged on the filter element mounting plate at the bottom of the cylinder body, and the cylinder body is deeper, so that the assembling and disassembling operation space of the filter element is insufficient; every ceramic filter core is formed by connecting in series the branch filter core, has cracked risk, increases the locating plate and makes the structure more complicated again.
To sum up, to many filter cores purifier, have following defect among the prior art: the water purifier has complex structure, various components and difficult assembly; the space utilization rate is low, and the water yield is low; the filter element dismounting operation space is not enough.
In addition, the household water purifying devices on the market are not provided with a cleaning process generally, the filter element is disposable, the water production flow is lower than a certain degree, or the service life is reached, and the filter element is directly replaced. However, the multi-filter-element water purifying device is internally provided with a plurality of filter elements, has large water yield and is generally suitable for occasions with large water consumption, such as canteens, factories, railway stations and the like. After a certain period of use, the filter element is polluted inevitably, the water yield is gradually reduced, and if the filter element is not cleaned in time, the water yield may not meet the use requirement. If the filter element is replaced in a short time, the cost is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art defect, provide a many filter cores purifier.
The technical scheme of the utility model as follows:
a multi-filter element water purifying device comprises a water inlet pump, a water inlet electromagnetic valve, a multi-filter element filtering membrane unit, a water production electromagnetic valve, a backwashing electromagnetic valve, a sewage discharge electromagnetic valve, a backwashing pump, a water production tank and a control unit;
external water source loops through the inlet tube of intake pump and water inlet solenoid valve intercommunication multi-filter element filtration membrane unit, and the blowdown solenoid valve is located on multi-filter element filtration membrane unit's blow off pipe, and the pond is produced through producing water solenoid valve intercommunication to the product pond of water mouth that loops through backwash solenoid valve and backwash pump intercommunication, the control unit with above-mentioned intake pump, the solenoid valve of intaking, produce water solenoid valve, backwash solenoid valve, blowdown solenoid valve and backwash pump electricity are connected.
In a preferred embodiment of the present invention, the multi-cartridge filtration membrane unit comprises:
the upper shell is provided with a lower opening, the water inlet pipe is arranged on the side wall of the upper shell, and the sewage discharge pipe is arranged at the top end of the upper shell;
a lower shell with an upper opening, the water producing port is arranged at the lower end of the lower shell;
the lower mounting plate is provided with a lower through hole and a plurality of lower mounting through holes, the lower through hole is arranged in the middle of the lower mounting plate, and the plurality of lower mounting through holes are arranged around the lower through hole in an array manner;
the upper mounting plate is provided with a plurality of upper mounting through holes in an array manner;
the upper end plate is internally concave to form a water collecting groove, and the lower bottom surface of the water collecting groove is provided with an upper through hole;
a hollow connecting pipe;
the lower end of each filter element is provided with an end cover, and the lower end of the end cover is provided with a filter element joint communicated with the inner cavity of the filter element;
the upper shell, the lower mounting plate and the lower shell are sequentially arranged together from top to bottom, the lower mounting plate and the lower shell enclose a water production cavity, the upper shell and the lower mounting plate enclose a raw water cavity, and the upper mounting plate is covered on the upper end plate and encloses a water collection cavity with the water collection groove; the upper end of the hollow connecting pipe is communicated with the water collecting cavity through an upper through hole, and the lower end of the hollow connecting pipe is communicated with the water producing cavity through a lower through hole; a gap is arranged between the edges of the upper mounting plate and the upper end plate and the inner side wall of the upper shell to be used as a raw water channel between the upper space and the lower space of the raw water cavity; the filter element joint of one part of the plurality of filter elements is inserted in the lower mounting through hole in a sealing manner, so that the inner cavity of the filter element is communicated with the water producing cavity, and the filter element joint of the other part of the plurality of filter elements is inserted in the upper mounting through hole in a sealing manner, so that the inner cavity of the filter element is communicated with the water collecting cavity.
Further preferably, the lower mounting plate is welded to the upper opening of the lower housing.
Further preferably, the axis of the water inlet pipe is arranged obliquely upwards and forms an angle of 30-45 degrees with the horizontal plane.
Further preferably, the support device further comprises a plurality of support rods, the support rods are arranged at equal intervals along the periphery of the lower mounting plate, the lower ends of the support rods are fixedly connected with the lower mounting plate, the upper ends of the support rods are provided with threads and sequentially penetrate through the upper end plate and the upper mounting plate from bottom to top, and the upper ends of the support rods are tightly clamped with the upper mounting plate through the matching of nuts and the threads.
Still further preferably, the diameter of the support rod becomes gradually larger from the upper end to the lower end.
The utility model has the advantages that:
1. the multi-filter-element water purifying device has simple structure, small occupied area, convenient disassembly and assembly and back flushing.
2. The utility model discloses the accessible is just washed and the pollutant on filter core top layer is got rid of in the backwash, reduces and washs the degree of difficulty, improves the filter core life-span.
3. The utility model discloses a periodic cleaning mode, the automatic control requires lowly.
4. The utility model discloses set up multilayer filter core, space utilization is high, and the product water yield is big, more is fit for the occasion that the water consumption is big.
5. The utility model discloses a lower casing and lower mounting panel weld an organic whole, during the dismouting filter core, only need pull down the casing, and operating space is big, and maneuverability is strong.
6. The utility model discloses a filter core is connected for single-ended with upper and lower mounting panel, and straightness and installation accuracy to the filter core require lowly.
7. The utility model discloses a filter core is whole filter core, and intensity is high, no fracture risk.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a three-dimensional exploded view of the multi-filter element filtering membrane unit of the present invention.
Fig. 3 is a cross-sectional view of the multi-cartridge filtering membrane unit of the present invention.
Detailed Description
The technical solution of the present invention will be further illustrated and described below with reference to the accompanying drawings by means of specific embodiments.
As shown in fig. 1, a multi-filter element water purifying device comprises a water inlet pump 1, a water inlet electromagnetic valve 2, a multi-filter element filtering membrane unit 3, a water production electromagnetic valve 4, a backwashing electromagnetic valve 5, a sewage discharge electromagnetic valve 6, a backwashing pump 7, a water production tank 8 and a control unit (not shown in the figure);
external water source loops through inlet pump 1 and inlet solenoid valve 2 and communicates inlet tube 310 of multi-filter element filtration membrane unit 3, blowdown solenoid valve 6 is located on multi-filter element filtration membrane unit 3's blow off pipe 311, multi-filter element filtration membrane unit 3 produce the mouth of a river 320 and produce pond 8 through producing water solenoid valve 4 intercommunication, and loop through backwash solenoid valve 5 and backwash pump 7 intercommunication and produce pond 8, the control unit and above-mentioned inlet pump 1, inlet solenoid valve 2, produce water solenoid valve 4, backwash solenoid valve 5, blowdown solenoid valve 6 and backwash pump 7 electricity are connected.
As shown in fig. 2 and 3, the multi-cartridge filtering membrane unit 3 includes an upper housing 31, a lower housing 32, a plurality of cartridges 33, a lower mounting plate 34, an upper mounting plate 35, an upper end plate 36 and a hollow connecting pipe 37;
the upper shell 31 is provided with a lower opening, the water inlet pipe 310 is arranged on the side wall of the upper shell, the sewage discharge pipe 311 is arranged at the top end of the upper shell, and preferably, the axis of the water inlet pipe 310 is obliquely arranged upwards and forms an angle of 30-45 degrees with the horizontal plane;
a lower housing 32 having an upper opening, the water producing port 320 being provided at a lower end thereof;
the lower mounting plate 34 is provided with a lower through hole 340 and a plurality of lower mounting through holes 341, the lower through hole 340 is arranged in the middle of the lower mounting plate 34, and the plurality of lower mounting through holes 341 are arranged around the lower through hole 340 in an array manner;
the upper mounting plate 35 is provided with a plurality of upper mounting through holes 351 which are arrayed;
the upper end plate 36 is internally concave at the upper end to form a water collecting groove 360, and the lower bottom surface of the water collecting groove 360 is provided with an upper through hole 3601;
the filter comprises a plurality of filter elements 33, wherein the lower end of each filter element 33 is provided with an end cover 331, the lower end of each end cover 331 is provided with a filter element joint 332 communicated with the inner cavity of the filter element 33, and the filter elements 33 are PP cotton filter elements, hollow fiber ultrafiltration membrane filter elements or ceramic filter elements;
the upper shell 31, the lower mounting plate 34 and the lower shell 32 are sequentially arranged together from top to bottom, the lower mounting plate 34 and the lower shell 32 are welded into a whole and enclose a water production cavity 342, a first sealing ring 313 is arranged between the upper shell 31 and the lower mounting plate 34 and is arranged together through a hoop structure so as to enclose a raw water cavity 312, and the upper mounting plate 35 is covered on the upper end plate 36 through a second sealing ring 352 and encloses a water collection cavity 353 with the water collection groove 360;
the upper end of the hollow connecting pipe 37 is communicated with the water collecting cavity 353 through an upper through hole 3601, the lower end of the hollow connecting pipe 37 is communicated with the water generating cavity 342 through a lower through hole 340, specifically, the upper end of the hollow connecting pipe 37 is sleeved with at least one upper O-shaped ring 371, an upper annular protrusion 372 is arranged at the lower part of the at least one upper O-shaped ring 371, so that the upper end of the hollow connecting pipe 37 is sealed and is in limited insertion in the upper through hole 3601, the lower end of the hollow connecting pipe 37 is sleeved with at least one lower O-shaped ring 373, and a lower annular protrusion 374 is arranged at the upper part of the at least one lower O-shaped ring 373, so that;
a gap is formed between the edges of the upper mounting plate 35 and the upper end plate 36 and the inner side wall of the upper shell 31 to serve as a raw water channel between the upper space and the lower space of the raw water cavity 312; the filter element joints 332 of one part of the plurality of filter elements 33 are hermetically inserted in the lower mounting through holes 341 to communicate the inner cavities thereof with the water producing chamber 342, and the filter element joints 332 of the other part of the plurality of filter elements 33 are hermetically inserted in the upper mounting through holes 351 to communicate the inner cavities thereof with the water collecting chamber 353.
It is further preferable that a plurality of support rods 38 are further included, the diameter of each support rod 38 gradually increases from the upper end to the lower end, the plurality of support rods 38 are arranged at equal intervals along the circumference of the lower mounting plate 34, the lower end of each support rod 38 is fixedly connected to the lower mounting plate 34, the upper end of each support rod has threads and sequentially penetrates through the upper end plate 36 and the upper mounting plate 35 from bottom to top, and the upper end of each support rod is tightly clamped with the upper mounting plate 35 through the matching of the nut 381 and the threads thereof and the flat washer 382 and the spring washer 383.
The multi-filter element 33 water purification device has a filtering state, a forward washing state and a back washing state, and comprises the following specific steps:
and (3) filtering state: and the water inlet pump 1, the water inlet electromagnetic valve 2 and the water production electromagnetic valve 4 are opened through the control unit, the backwashing pump 7 and the backwashing electromagnetic valve 5 are closed, and the sewage discharge electromagnetic valve 6 is closed. Raw water enters from the water inlet pipe 310 and fills the whole raw water cavity 312. Raw water enters the inner cavity from the outer wall of the filter element 33 to form produced water, and pollutants are intercepted. The water produced by the lower filter element 33 directly enters the water producing cavity 342, and the water produced by the upper filter element 33 enters the water collecting cavity 353, then enters the water producing cavity 342 through the hollow connecting pipe 37, is discharged from the water producing port 320 and enters the water producing pool 8. The drain 311 may also be used for venting during initial water intake.
A normal washing state: and the water inlet pump 1, the water inlet electromagnetic valve 2 and the sewage discharge electromagnetic valve 6 are opened through the control unit, and the water production electromagnetic valve 4, the backwashing pump 7 and the backwashing electromagnetic valve 5 are closed. Raw water is pressurized by the water inlet pump 1 to form high-speed water flow, the water enters from the water inlet pipe 310, the outer surface of the filter element 33 is rapidly washed, and pollutants are flushed out from the sewage discharge pipe 311.
And (3) backwashing state: and the backwashing pump 7, the backwashing electromagnetic valve 5 and the sewage discharge electromagnetic valve 6 are opened through the control unit, and the water inlet pump 1, the water inlet electromagnetic valve 2 and the water production electromagnetic valve 4 are closed. The produced water is pressurized by the backwashing pump 7 to form high-speed water flow, the high-speed water flow reversely enters from the water production port 320, permeates from the inner cavity of the filter element 33 to the outside, residual pollutants gathered on the outer wall are flushed out, and the pollutants are discharged from the sewage discharge pipe 311.
The above description is only a preferred embodiment of the present invention, and therefore the scope of the present invention should not be limited by this description, and all equivalent changes and modifications made within the scope and the specification of the present invention should be covered by the present invention.
Claims (6)
1. Multi-filter element purifier, its characterized in that: comprises a water inlet pump, a water inlet electromagnetic valve, a multi-filter-element filtering membrane unit, a water production electromagnetic valve, a backwashing electromagnetic valve, a sewage discharge electromagnetic valve, a backwashing pump, a water production tank and a control unit;
external water source loops through the inlet tube of intake pump and water inlet solenoid valve intercommunication multi-filter element filtration membrane unit, and the blowdown solenoid valve is located on multi-filter element filtration membrane unit's blow off pipe, and the pond is produced through producing water solenoid valve intercommunication to the product pond of water mouth that loops through backwash solenoid valve and backwash pump intercommunication, the control unit with above-mentioned intake pump, the solenoid valve of intaking, produce water solenoid valve, backwash solenoid valve, blowdown solenoid valve and backwash pump electricity are connected.
2. The multi-cartridge water purification unit of claim 1, wherein: the multi-cartridge filtration membrane unit comprises:
the upper shell is provided with a lower opening, the water inlet pipe is arranged on the side wall of the upper shell, and the sewage discharge pipe is arranged at the top end of the upper shell;
a lower shell with an upper opening, the water producing port is arranged at the lower end of the lower shell;
the lower mounting plate is provided with a lower through hole and a plurality of lower mounting through holes, the lower through hole is arranged in the middle of the lower mounting plate, and the plurality of lower mounting through holes are arranged around the lower through hole in an array manner;
the upper mounting plate is provided with a plurality of upper mounting through holes in an array manner;
the upper end plate is internally concave to form a water collecting groove, and the lower bottom surface of the water collecting groove is provided with an upper through hole;
a hollow connecting pipe;
the lower end of each filter element is provided with an end cover, and the lower end of the end cover is provided with a filter element joint communicated with the inner cavity of the filter element; the upper shell, the lower mounting plate and the lower shell are sequentially arranged together from top to bottom, the lower mounting plate and the lower shell enclose a water production cavity, the upper shell and the lower mounting plate enclose a raw water cavity, and the upper mounting plate is covered on the upper end plate and encloses a water collection cavity with the water collection groove; the upper end of the hollow connecting pipe is communicated with the water collecting cavity through an upper through hole, and the lower end of the hollow connecting pipe is communicated with the water producing cavity through a lower through hole; a gap is arranged between the edges of the upper mounting plate and the upper end plate and the inner side wall of the upper shell to be used as a raw water channel between the upper space and the lower space of the raw water cavity; the filter element joint of one part of the plurality of filter elements is inserted in the lower mounting through hole in a sealing manner, so that the inner cavity of the filter element is communicated with the water producing cavity, and the filter element joint of the other part of the plurality of filter elements is inserted in the upper mounting through hole in a sealing manner, so that the inner cavity of the filter element is communicated with the water collecting cavity.
3. The multi-cartridge water purification unit of claim 2, wherein: the lower mounting plate is welded with the upper opening of the lower shell into a whole.
4. The multi-cartridge water purification unit of claim 2, wherein: the axis of the water inlet pipe is obliquely arranged upwards and forms an angle of 30-45 degrees with the horizontal plane.
5. The multi-cartridge water purification unit of claim 2, wherein: the support rod is characterized by further comprising a plurality of support rods, the support rods are arranged at equal intervals along the periphery of the lower mounting plate, the lower ends of the support rods are fixedly connected with the lower mounting plate, threads are arranged at the upper ends of the support rods and sequentially penetrate through the upper end plate and the upper mounting plate from bottom to top, and the upper ends of the support rods are matched with the threads through nuts so that the upper end plate and the upper mounting plate are clamped.
6. The multi-cartridge water purification unit of claim 5, wherein: the diameter of the support rod becomes gradually larger from the upper end to the lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920956462.9U CN210656201U (en) | 2019-06-24 | 2019-06-24 | Multi-filter-element water purifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920956462.9U CN210656201U (en) | 2019-06-24 | 2019-06-24 | Multi-filter-element water purifying device |
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| Publication Number | Publication Date |
|---|---|
| CN210656201U true CN210656201U (en) | 2020-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920956462.9U Active CN210656201U (en) | 2019-06-24 | 2019-06-24 | Multi-filter-element water purifying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210656201U (en) |
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2019
- 2019-06-24 CN CN201920956462.9U patent/CN210656201U/en active Active
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